Home / 25,317.97-38,000.79-12,846.94

Finding the Fourth Proportional to 25,317.97, 38,000.79 and 12,846.94

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Solution

The fourth proportional to 25,317.97, 38,000.79 and 12,846.94 is: 19,282.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,317.97 : 38,000.79 = 12,846.94 : x
  2. Step 2: Convert to fraction form
    25,317.97/38,000.79 = 12,846.94/x
  3. Step 3: Cross multiply
    25,317.97x = 38,000.79 × 12,846.94
  4. Step 4: Simplify right side
    25,317.97x = 488,193,869.08
  5. Step 5: Solve for x
    x = 488,193,869.08/25,317.97
  6. Step 6: Final answer
    x = 19,282.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.